Recent open source projects I can show
- Implementation of a proprietary protocol for Chinese thermal printers, with support for dozens of models
- Application for Chomikuj.pl, replacing the broken original apps
- Reimplementation of server infrastructure for the popular game Bloons TD 5, where official servers have been shut down for years
- Plex movie search agent for unsupported Filmweb, discovery of both platforms' APIs
- Collaboration on an open source project using the proprietary API of Yale smart locks
You can find my open source work at
And many other private projects, such as:
- Modifications of closed EOL mobile and desktop applications, including reimplementation of proprietary software
- Large-scale data scrapers/crawlers
- Use of closed APIs without documentation
- Firmware rewrite from scratch for industrial devices and device repair
- Workflow automation bots and game bots
- Pen tests, cracks
DISCLAIMER: of course EVERYTHING is done within legal bounds